Number | Name | Date | Kind |
---|---|---|---|
3050066 | Koehn | Aug 1962 | |
3664328 | Moyle et al. | May 1972 | |
3911927 | Rich et al. | Oct 1975 | |
4029104 | Kerber | Jun 1977 | |
4085757 | Pevsner | Apr 1978 | |
4109659 | Sheridan | Aug 1978 |
Number | Date | Country |
---|---|---|
454642 | Jul 1928 | DE2 |
Entry |
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Kerber-"Diagnostic Radiology", Sep. 1976, Univer. Oregon. |
Serbinenko-"J. Neurosurgery", vol. 41, Aug. 74, pp. 125-145. |